task2.3

#include<stdio.h>
#include<math.h>

int main()
{double x ,ans;

while(scanf("%lf",&x)!=EOF)
{
ans=9.0/5.0*x+32.0;
printf("摄氏度c=%.2lf；华氏度f=%.2lf\n",x,ans);
printf("/n");
} 





return 0;
}